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      <td class="subheader-left"><a href="matlab:open about">View code for about</a></td>
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<h1>about</h1><p><span class="helptopic">Compact display of variable type</span></p><p>
<span style="color:red">about</span>(<strong>x</strong>) displays a compact line that describes the class and dimensions of
<strong>x</strong>.

</p>
<p>
<span style="color:red">about</span> <strong>x</strong>  as above but this is the command rather than functional form

</p>
<h2>Examples</h2>
<pre style="width: 90%%;" class="examples">
>>&nbsp;a=1;
>>&nbsp;about&nbsp;a
a&nbsp;[double]&nbsp;:&nbsp;1x1&nbsp;(8&nbsp;bytes)
</pre>
<pre style="width: 90%%;" class="examples">
>>&nbsp;a&nbsp;=&nbsp;rand(5,7);
>>&nbsp;about&nbsp;a
a&nbsp;[double]&nbsp;:&nbsp;5x7&nbsp;(280&nbsp;bytes)
</pre>
<h2>See also</h2>
<p>
<a href="whos.html">whos</a></p>
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